GB2227687B - Filter - Google Patents

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Publication number
GB2227687B
GB2227687B GB9001553A GB9001553A GB2227687B GB 2227687 B GB2227687 B GB 2227687B GB 9001553 A GB9001553 A GB 9001553A GB 9001553 A GB9001553 A GB 9001553A GB 2227687 B GB2227687 B GB 2227687B
Authority
GB
United Kingdom
Prior art keywords
filter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9001553A
Other versions
GB2227687A (en
GB9001553D0 (en
Inventor
Norman Frank Dewey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dewey Waters & Co
Original Assignee
Dewey Waters & Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dewey Waters & Co filed Critical Dewey Waters & Co
Publication of GB9001553D0 publication Critical patent/GB9001553D0/en
Publication of GB2227687A publication Critical patent/GB2227687A/en
Application granted granted Critical
Publication of GB2227687B publication Critical patent/GB2227687B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding
    • B01D29/904—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding directing the mixture to be filtered on the filtering element in a manner to clean the filter continuously

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Farming Of Fish And Shellfish (AREA)
GB9001553A 1989-02-06 1990-01-23 Filter Expired - Fee Related GB2227687B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898902583A GB8902583D0 (en) 1989-02-06 1989-02-06 Filter

Publications (3)

Publication Number Publication Date
GB9001553D0 GB9001553D0 (en) 1990-03-21
GB2227687A GB2227687A (en) 1990-08-08
GB2227687B true GB2227687B (en) 1992-06-17

Family

ID=10651192

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898902583A Pending GB8902583D0 (en) 1989-02-06 1989-02-06 Filter
GB9001553A Expired - Fee Related GB2227687B (en) 1989-02-06 1990-01-23 Filter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898902583A Pending GB8902583D0 (en) 1989-02-06 1989-02-06 Filter

Country Status (1)

Country Link
GB (2) GB8902583D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2250689A (en) * 1990-12-14 1992-06-17 John Anthony Pearson Drainpipe filter
GB2282175B (en) * 1993-09-09 1995-09-13 Micro Mesh Engineering Limited Vented tank with barrier to animal ingress

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1133485A (en) * 1965-10-11 1968-11-13 Hanning Robert Combined air separator and dirt trap in or for hot water installations
GB1247141A (en) * 1969-01-18 1971-09-22 Max Huppert Improvements in and relating to strainer devices for downpipes
US3958967A (en) * 1974-08-02 1976-05-25 Bassani Manufacturing Motocycle spark arrestor
US4301011A (en) * 1980-06-20 1981-11-17 Rockwell International Corporation Water strainer
US4680113A (en) * 1982-05-03 1987-07-14 Taprogge Gesellschaft Mbh Sieve arrangement for recovering cleaning particles from a cooling-water stream downstream of a heat exchanger
GB2186207A (en) * 1986-02-11 1987-08-12 Beaudrey & Cie Self-cleaning filter

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1133485A (en) * 1965-10-11 1968-11-13 Hanning Robert Combined air separator and dirt trap in or for hot water installations
GB1247141A (en) * 1969-01-18 1971-09-22 Max Huppert Improvements in and relating to strainer devices for downpipes
US3958967A (en) * 1974-08-02 1976-05-25 Bassani Manufacturing Motocycle spark arrestor
US4301011A (en) * 1980-06-20 1981-11-17 Rockwell International Corporation Water strainer
US4680113A (en) * 1982-05-03 1987-07-14 Taprogge Gesellschaft Mbh Sieve arrangement for recovering cleaning particles from a cooling-water stream downstream of a heat exchanger
GB2186207A (en) * 1986-02-11 1987-08-12 Beaudrey & Cie Self-cleaning filter

Also Published As

Publication number Publication date
GB2227687A (en) 1990-08-08
GB8902583D0 (en) 1989-03-22
GB9001553D0 (en) 1990-03-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940123